268774960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{108377}}^1$

素因数の和:108421

約数の個数: 40

約数和(自身を含む): 645065856

約数和(自身を除く): 376290896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 108377, 216754, 433508, 541885, 867016, 1083770, 1734032, 2167540, 3359687, 4335080, 6719374, 8670160, 13438748, 16798435, 26877496, 33596870, 53754992, 67193740, 134387480, 268774960]

約数ペア:

[(1, 268774960), (2, 134387480), (4, 67193740), (5, 53754992), (8, 33596870), (10, 26877496), (16, 16798435), (20, 13438748), (31, 8670160), (40, 6719374), (62, 4335080), (80, 3359687), (124, 2167540), (155, 1734032), (248, 1083770), (310, 867016), (496, 541885), (620, 433508), (1240, 216754), (2480, 108377)]